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Watt vs. Lumen vs. Kelvin - How to Purchase Lights | SiteLites - Custom Manufacturing & Engineering Inc.
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ETi 48-Watt 4 ft. Linear LED Tube Light Bulb Retrofit Conversion Kit Replaces 8 ft. T8 T12 Fluorescent Bulb 7200 Lumen 5000K 64101162 - The Home Depot
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